31
32 class BarrierSetAssembler: public CHeapObj<mtGC> {
33 private:
34 void incr_allocated_bytes(MacroAssembler* masm,
35 Register var_size_in_bytes, int con_size_in_bytes,
36 Register t1 = noreg);
37
38 public:
39 virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
40 Register addr, Register count, RegSet saved_regs) {}
41 virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
42 Register start, Register end, Register tmp, RegSet saved_regs) {}
43 virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
44 Register dst, Address src, Register tmp1, Register tmp_thread);
45 virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
46 Address dst, Register val, Register tmp1, Register tmp2);
47
48 virtual void obj_equals(MacroAssembler* masm,
49 Register obj1, Register obj2);
50
51 virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,
52 Register obj, Register tmp, Label& slowpath);
53
54 virtual void tlab_allocate(MacroAssembler* masm,
55 Register obj, // result: pointer to object after successful allocation
56 Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise
57 int con_size_in_bytes, // object size in bytes if known at compile time
58 Register t1, // temp register
59 Register t2, // temp register
60 Label& slow_case // continuation point if fast allocation fails
61 );
62
63 void eden_allocate(MacroAssembler* masm,
64 Register obj, // result: pointer to object after successful allocation
65 Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise
66 int con_size_in_bytes, // object size in bytes if known at compile time
67 Register t1, // temp register
68 Label& slow_case // continuation point if fast allocation fails
69 );
70 virtual void barrier_stubs_init() {}
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31
32 class BarrierSetAssembler: public CHeapObj<mtGC> {
33 private:
34 void incr_allocated_bytes(MacroAssembler* masm,
35 Register var_size_in_bytes, int con_size_in_bytes,
36 Register t1 = noreg);
37
38 public:
39 virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
40 Register addr, Register count, RegSet saved_regs) {}
41 virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,
42 Register start, Register end, Register tmp, RegSet saved_regs) {}
43 virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
44 Register dst, Address src, Register tmp1, Register tmp_thread);
45 virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
46 Address dst, Register val, Register tmp1, Register tmp2);
47
48 virtual void obj_equals(MacroAssembler* masm,
49 Register obj1, Register obj2);
50
51 virtual void resolve(MacroAssembler* masm, DecoratorSet decorators, Register obj) {
52 // Default implementation does not need to do anything.
53 }
54
55 virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,
56 Register obj, Register tmp, Label& slowpath);
57
58 virtual void tlab_allocate(MacroAssembler* masm,
59 Register obj, // result: pointer to object after successful allocation
60 Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise
61 int con_size_in_bytes, // object size in bytes if known at compile time
62 Register t1, // temp register
63 Register t2, // temp register
64 Label& slow_case // continuation point if fast allocation fails
65 );
66
67 void eden_allocate(MacroAssembler* masm,
68 Register obj, // result: pointer to object after successful allocation
69 Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise
70 int con_size_in_bytes, // object size in bytes if known at compile time
71 Register t1, // temp register
72 Label& slow_case // continuation point if fast allocation fails
73 );
74 virtual void barrier_stubs_init() {}
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